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Question [4] (a) Explain why it is important to know the natural frequency of a floor before mounting a rotating machine
Posted: Sun May 15, 2022 9:28 pm
by answerhappygod
- Question 4 A Explain Why It Is Important To Know The Natural Frequency Of A Floor Before Mounting A Rotating Machine 1 (67.47 KiB) Viewed 41 times
Question [4] (a) Explain why it is important to know the natural frequency of a floor before mounting a rotating machine on it. (4) (b) Why are vibrations and metal fatigue related? (8) (c) Explain what is meant by Rainflow-Counting method and how it is used. Illustrate your answer with an example. (7) (d) Explain what is meant by the term 'eigenvector' in relation to the dynamic design of a multi-degree of freedom mechanical system. Name a mathematical piece of software that can be used to calculate the eigenvectors of a system and describe the function that needs be used. Explain when it is convenient to use a mathematical piece software to calculate the eigenvectors of a system and what are the steps that need to be taken to calculate the eigenvalues. (6)